T K Marras

Summary

Affiliation: University of Toronto
Country: Canada

Publications

  1. ncbi request reprint Epidemiology of human pulmonary infection with nontuberculous mycobacteria
    Theodore K Marras
    University of California, San Francisco, UCSF Campus Box 0841, San Francisco, CA 94143 0841, USA
    Clin Chest Med 23:553-67. 2002
  2. pmc Isolation prevalence of pulmonary non-tuberculous mycobacteria in Ontario, 1997 2003
    Theodore K Marras
    Joint Division of Respirology, University Health Network and Mount Sinai Hospital, Department of Medicine, University of Toronto, Toronto, Canada
    Thorax 62:661-6. 2007
  3. ncbi request reprint Hypersensitivity pneumonitis reaction to Mycobacterium avium in household water
    Theodore K Marras
    Division of Respirology, Toronto Western Hospital, Edith Cavell 4 022, 399 Bathurst St, Toronto, ON, Canada M5T 2S8
    Chest 127:664-71. 2005
  4. ncbi request reprint A systematic review of the clinical significance of pulmonary Mycobacterium kansasii isolates in HIV infection
    Theodore K Marras
    Department of Medicine, Division of Respirology, University of Toronto, Toronto Western Hospital, Ontario, Canada
    J Acquir Immune Defic Syndr 36:883-9. 2004
  5. ncbi request reprint Mortality prediction in pulmonary Mycobacterium kansasii infection and human immunodeficiency virus
    Theodore K Marras
    Department of Medicine Respiratory, University of Toronto, Ontario, Canada
    Am J Respir Crit Care Med 170:793-8. 2004
  6. ncbi request reprint Inpatient care of community-acquired pneumonia: the effect of antimicrobial guidelines on clinical outcomes and drug costs in Canadian teaching hospitals
    Theodore K Marras
    Department of Medicine, University of Toronto, Canada
    Can Respir J 11:131-7. 2004
  7. ncbi request reprint Efficacy of exclusively oral antibiotic therapy in patients hospitalized with nonsevere community-acquired pneumonia: a retrospective study and meta-analysis
    Theodore K Marras
    Joint Division of Respirology, Department of Medicine, University Health Network, and Mount Sinai Hospital, University of Toronto, Toronto, Canada
    Am J Med 116:385-93. 2004
  8. ncbi request reprint Long-term pulmonary function abnormalities and survival after allogeneic marrow transplantation
    T K Marras
    Joint Division of Respirology, Department of Medicine, University Health Network and Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada
    Bone Marrow Transplant 33:509-17. 2004
  9. ncbi request reprint Tuberculosis among Tibetan refugee claimants in Toronto: 1998 to 2000
    Theodore K Marras
    Department of Medicine, University of Toronto, Toronto, Ontario, Canada
    Chest 124:915-21. 2003
  10. doi request reprint Nontuberculous mycobacterial lung infections in Ontario, Canada: clinical and microbiological characteristics
    Theodore K Marras
    Joint Division of Respirology, Department of Medicine, University of Toronto, University Health Network and Mount Sinai Hospital, Toronto, Canada
    Lung 188:289-99. 2010

Detail Information

Publications26

  1. ncbi request reprint Epidemiology of human pulmonary infection with nontuberculous mycobacteria
    Theodore K Marras
    University of California, San Francisco, UCSF Campus Box 0841, San Francisco, CA 94143 0841, USA
    Clin Chest Med 23:553-67. 2002
    ..The rates of NTM infection and disease are increasing, so the problem will likely continue to grow and become a far more important issue than current rates suggest...
  2. pmc Isolation prevalence of pulmonary non-tuberculous mycobacteria in Ontario, 1997 2003
    Theodore K Marras
    Joint Division of Respirology, University Health Network and Mount Sinai Hospital, Department of Medicine, University of Toronto, Toronto, Canada
    Thorax 62:661-6. 2007
    ..A study was undertaken of the "isolation prevalence" of pulmonary NTM in Ontario, Canada between 1997 and 2003 and the frequency of pulmonary NTM "disease"...
  3. ncbi request reprint Hypersensitivity pneumonitis reaction to Mycobacterium avium in household water
    Theodore K Marras
    Division of Respirology, Toronto Western Hospital, Edith Cavell 4 022, 399 Bathurst St, Toronto, ON, Canada M5T 2S8
    Chest 127:664-71. 2005
    ..Hypersensitivity pneumonitis has been described with exposure to aerosolized Mycobacterium avium complex (MAC) in indoor hot tubs (hot tub lung)...
  4. ncbi request reprint A systematic review of the clinical significance of pulmonary Mycobacterium kansasii isolates in HIV infection
    Theodore K Marras
    Department of Medicine, Division of Respirology, University of Toronto, Toronto Western Hospital, Ontario, Canada
    J Acquir Immune Defic Syndr 36:883-9. 2004
    ..kansasii may exist in the setting of HIV, but published data do not provide adequate information to identify such patients. It is unclear whether unfulfilled diagnostic criteria necessarily imply the absence of disease in this context...
  5. ncbi request reprint Mortality prediction in pulmonary Mycobacterium kansasii infection and human immunodeficiency virus
    Theodore K Marras
    Department of Medicine Respiratory, University of Toronto, Ontario, Canada
    Am J Respir Crit Care Med 170:793-8. 2004
    ..Withholding treatment in HIV-infected patients with respiratory M. kansasii isolates should only be considered with negative smear microscopy, few positive cultures, and mild immunosuppression...
  6. ncbi request reprint Inpatient care of community-acquired pneumonia: the effect of antimicrobial guidelines on clinical outcomes and drug costs in Canadian teaching hospitals
    Theodore K Marras
    Department of Medicine, University of Toronto, Canada
    Can Respir J 11:131-7. 2004
    ..Evidence supporting antibiotic treatment guidelines and respiratory quinolones (RQs) in community-acquired pneumonia (CAP) is limited...
  7. ncbi request reprint Efficacy of exclusively oral antibiotic therapy in patients hospitalized with nonsevere community-acquired pneumonia: a retrospective study and meta-analysis
    Theodore K Marras
    Joint Division of Respirology, Department of Medicine, University Health Network, and Mount Sinai Hospital, University of Toronto, Toronto, Canada
    Am J Med 116:385-93. 2004
    ..To assess the efficacy of oral antibiotics in patients hospitalized with community-acquired pneumonia and to identify factors precluding oral therapy...
  8. ncbi request reprint Long-term pulmonary function abnormalities and survival after allogeneic marrow transplantation
    T K Marras
    Joint Division of Respirology, Department of Medicine, University Health Network and Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada
    Bone Marrow Transplant 33:509-17. 2004
    ..In summary, after BMT, decreased diffusion capacity is common and benign; obstruction has decreased in frequency, is rare without cGVHD, and is associated with mortality; nonsibling and mismatched donor are risk factors for restriction...
  9. ncbi request reprint Tuberculosis among Tibetan refugee claimants in Toronto: 1998 to 2000
    Theodore K Marras
    Department of Medicine, University of Toronto, Toronto, Ontario, Canada
    Chest 124:915-21. 2003
    ..We reviewed TB-related outcomes in this cohort, to compare our experience with previously published work, and to assess follow-up after a stay in a low-incidence region...
  10. doi request reprint Nontuberculous mycobacterial lung infections in Ontario, Canada: clinical and microbiological characteristics
    Theodore K Marras
    Joint Division of Respirology, Department of Medicine, University of Toronto, University Health Network and Mount Sinai Hospital, Toronto, Canada
    Lung 188:289-99. 2010
    ..The aim of this study was to determine gender and clinical phenotype frequencies in pulmonary nontuberculous mycobacterial (NTM) infection and the frequency of disease in NTM isolates...
  11. ncbi request reprint Pulmonary function abnormalities after allogeneic marrow transplantation: a systematic review and assessment of an existing predictive instrument
    T K Marras
    Joint Division of Respirology, University Health Network and Mount Sinai Hospital, Department of Medicine, University of Toronto, Canada
    Bone Marrow Transplant 30:599-607. 2002
    ..We concluded that PFT changes after BMT are common. A published predictive index is not sufficiently accurate to identify high-risk patients for potential preventive or early therapeutic strategies...
  12. doi request reprint Macrolides in the treatment of bronchiolitis obliterans in allograft recipients
    N Maimon
    Joint Division of Respirology, Department of Medicine, University Health Network and Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada
    Bone Marrow Transplant 44:69-73. 2009
    ..The benefit for BO post HSCT was shown only in a small non-randomized trial. Additional in vivo research is needed before developing any firm conclusions...
  13. ncbi request reprint Nontuberculous mycobacterial sensitization in the United States: national trends over three decades
    Kamran Khan
    Department of Medicine, University of Toronto, Toronto, Canada
    Am J Respir Crit Care Med 176:306-13. 2007
    ..Temporal changes in the epidemiology of Mycobacterium intracellulare sensitization may help explain recently observed trends in pulmonary NTM infections...
  14. pmc Pneumonia severity index in the immunocompromised
    K M Sanders
    Department of Medicine, University of Toronto, Toronto, Canada
    Can Respir J 13:89-93. 2006
    ..The pneumonia severity index (PSI) accounts for many comorbidities, but not immunosuppression...
  15. ncbi request reprint Pulmonary Mycobacterium xenopi infection in non-HIV-infected patients: a systematic review
    R G Varadi
    Division of Respirology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada
    Int J Tuberc Lung Dis 13:1210-8. 2009
    ..The incidence of Mycobacterium xenopi infections is increasing worldwide. The characteristics and optimal management of patients with pulmonary M. xenopi infections have not been well established...
  16. doi request reprint The cost of medical management of pulmonary nontuberculous mycobacterial disease in Ontario, Canada
    A Leber
    Dept of Medicine, University Health Network, Mount Sinai Hospital, Toronto Western Hospital, Toronto, ON, M5T 2S8, Canada
    Eur Respir J 37:1158-65. 2011
    ..The direct medical costs of NTM infections are substantial. Less expensive alternative therapies might be most helpful for M. abscessus infection and when i.v. antibiotics are deemed necessary...
  17. ncbi request reprint Aerosolized pentamidine prophylaxis for Pneumocystis carinii pneumonia after allogeneic marrow transplantation
    T K Marras
    Department of Medicine, Toronto General Hospital, 200 Elizabeth Street, Toronto, Ontario M5G 2C4, Canada
    Transpl Infect Dis 4:66-74. 2002
    ..However, it should be administered using a well-studied protocol, and only when TMP-SMX is not tolerated...
  18. pmc Hot tub lung mimicking classic acute and chronic hypersensitivity pneumonitis: two case reports
    Geetika Verma
    Department of Medicine, Division of Respirology, University Health Network, University of Toronto, Toronto, Ontario
    Can Respir J 14:354-6. 2007
    ..Both cases exhibited clinical, radiological and pathological findings closely mimicking classic subacute and chronic hypersensitivity pneumonitis...
  19. pmc A 21-year-old man with systemic-onset juvenile rheumatoid arthritis, cough and progressive dyspnea
    A Leber
    Department of Medicine, University Health Network, University of Toronto, Toronto, Ontario, Canada
    Can Respir J 17:e42-4. 2010
    ..Multiple treatment regimens were attempted; however, definitive management was only achieved through double-lung transplantation...
  20. pmc Fatal pulmonary Mycobacterium xenopi in a patient with rheumatoid arthritis receiving etanercept
    Nimrod Maimon
    Division of Respirology, University Health Network and Mount Sinai Hospital, Department of Medicine, University of Toronto, Toronto, Canada
    Thorax 62:739-40. 2007
    ..Little is known about the association between anti-tumour necrosis factor (TNF)alpha and non-tuberculous mycobacterial infections. The case history is presented of fatal M xenopi infection in a patient receiving anti-TNFalpha treatment...
  21. ncbi request reprint Pulmonary sarcoidosis developing during infliximab therapy
    Finbar D O'Shea
    Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada
    Arthritis Rheum 55:978-81. 2006
  22. ncbi request reprint One-year outcomes and health care utilization in survivors of severe acute respiratory syndrome
    Catherine M Tansey
    Department of Medicine, University Health Network, and Mount Sinai Hospital, Toronto, Ontario, Canada
    Arch Intern Med 167:1312-20. 2007
    ..Research conducted during the SARS outbreak may help inform research planning for future public health emergencies. The objective of this study was to evaluate the 1-year outcomes in survivors of SARS and their family caregivers...
  23. doi request reprint Detailed analysis of the radiographic presentation of Mycobacterium kansasii lung disease in patients with HIV infection
    Adithya Cattamanchi
    University of California San Francisco, San Francisco General Hospital, San Francisco, CA 94110, USA
    Chest 133:875-80. 2008
    ..In patients with HIV infection, the radiographic findings of M kansasii lung disease are not well described...
  24. ncbi request reprint Pharmacodynamic target attainment analysis against Streptococcus pneumoniae using levofloxacin 500 mg, 750 mg and 1000 mg once daily in plasma (P) and epithelial lining fluid (ELF) of hospitalized patients with community acquired pneumonia (CAP)
    Ayman M Noreddin
    Department of Medical Microbiology, Faculty of Medicine, University of Manitoba, Winnipeg, Man, Canada
    Int J Antimicrob Agents 24:479-84. 2004
    ..Levofloxacin 750 mg OD results in high probability of pharmacodynamic target attainment and improved bacteriological outcome against S. pneumoniae in patients with CAP...
  25. ncbi request reprint Pneumococcal vaccination in older adults
    Theodore K Marras
    N Engl J Med 349:712-4; author reply 712-4. 2003
  26. ncbi request reprint Dexamethasone for tuberculous meningitis
    Theodore K Marras
    N Engl J Med 352:628-30; author reply 628-30. 2005